20164425050 has 192 divisors, whose sum is σ = 50453985024. Its totient is φ = 5802700800.

The previous prime is 20164425049. The next prime is 20164425091. The reversal of 20164425050 is 5052446102.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3465944 + ... + 3471756.

It is an arithmetic number, because the mean of its divisors is an integer number (262781172).

Almost surely, 2^20164425050 is an apocalyptic number.

20164425050 is an abundant number, since it is smaller than the sum of its proper divisors (30289559974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20164425050 is a wasteful number, since it uses less digits than its factorization.

20164425050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5913 (or 5908 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The spelling of 20164425050 in words is "twenty billion, one hundred sixty-four million, four hundred twenty-five thousand, fifty".